Home / 2,065,103.10-2,849,326.88-1,238,306.44

Finding the Fourth Proportional to 2,065,103.10, 2,849,326.88 and 1,238,306.44

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Solution

The fourth proportional to 2,065,103.10, 2,849,326.88 and 1,238,306.44 is: 1,708,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,103.10 : 2,849,326.88 = 1,238,306.44 : x
  2. Step 2: Convert to fraction form
    2,065,103.10/2,849,326.88 = 1,238,306.44/x
  3. Step 3: Cross multiply
    2,065,103.10x = 2,849,326.88 × 1,238,306.44
  4. Step 4: Simplify right side
    2,065,103.10x = 3,528,339,825,169.11
  5. Step 5: Solve for x
    x = 3,528,339,825,169.11/2,065,103.10
  6. Step 6: Final answer
    x = 1,708,553.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.